2053480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{359}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 5443200

約数和(自身を除く): 3389720

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 359, 440, 520, 572, 715, 718, 1144, 1430, 1436, 1795, 2860, 2872, 3590, 3949, 4667, 5720, 7180, 7898, 9334, 14360, 15796, 18668, 19745, 23335, 31592, 37336, 39490, 46670, 51337, 78980, 93340, 102674, 157960, 186680, 205348, 256685, 410696, 513370, 1026740, 2053480]

約数ペア:

[(1, 2053480), (2, 1026740), (4, 513370), (5, 410696), (8, 256685), (10, 205348), (11, 186680), (13, 157960), (20, 102674), (22, 93340), (26, 78980), (40, 51337), (44, 46670), (52, 39490), (55, 37336), (65, 31592), (88, 23335), (104, 19745), (110, 18668), (130, 15796), (143, 14360), (220, 9334), (260, 7898), (286, 7180), (359, 5720), (440, 4667), (520, 3949), (572, 3590), (715, 2872), (718, 2860), (1144, 1795), (1430, 1436)]